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AI Agent Permissions - Why Local Agents Do Not Have the Cloud Permission Problem

Fazm Team··3 min read
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AI Agent Permissions - Local vs Cloud

One of the most common complaints about cloud-based AI agents is the permission model. You grant folder access for a task, the task completes, and the access lingers. How do you revoke it? When does it expire? What exactly can the agent still see?

This is a fundamental problem with the cloud agent architecture, and it goes away entirely with a local agent.

The Cloud Permission Problem

Cloud agents like Cowork work by running in a remote environment that needs access to your local files. This means:

  1. You grant access to a project folder
  2. The agent copies or syncs those files to a remote VM
  3. The task completes
  4. The files are... still there? Maybe? Who knows?

There is no clear lifecycle for these permissions. The agent might retain cached copies. The remote environment might persist between sessions. The permission grant might apply to more files than you intended.

Why Local Agents Avoid This

A local agent does not need permission grants because it is already running on your machine. It sees what is on your screen - the same things you can see. When the task is done, there is nothing to revoke because the agent never copied your data anywhere.

The interaction model is fundamentally different:

  • Cloud agent: "Here are my files. Process them remotely. Now give them back."
  • Local agent: "Look at my screen. Do what I asked. Done."

No file copying. No remote storage. No lingering permissions. The agent sees what is on screen, acts on it, and that is the end of it.

The Screen-Level Boundary

With a local agent using accessibility APIs, the permission boundary is your screen. The agent can interact with whatever apps are open and visible. Close an app and the agent can no longer interact with it. It is a natural, intuitive permission model that matches how you already think about what is "active" on your computer.

This does not mean local agents have no security considerations. An agent controlling your mouse and keyboard can still do damage if it clicks the wrong thing. That is why bounded tools and approval flows matter. But the permission question - what can the agent access and for how long - is dramatically simpler.


Fazm runs locally on your Mac with no remote file access. Open source on GitHub. Discussed in r/ClaudeAI.

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